Holley EFI Transmission Control Harness - 2009+ GM 4L60 - 558-455
$299.95
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Expanding our transmission control options for our EFI systems, this harness provides plug and play for 2009+ GM 4L60 transmissions using a Dominator, Terminator X Max or Sniper Transmission Controller. This also contains an internal turbine speed sensor, which was not on the previous models. Additionally, the valve body range selector is wired and controlled differently from the ECU.
Holley EFI Transmission Control Harness - 2009+ GM 4L60 - 558-455
$299.95
Features:
- Plug and play fully terminated harness
- Compatible with Dominator, Terminator X Max and Sniper Transmission Controllers
- Connectors and unterminated wires for easy installation
- Built in Relay (Must be wired to a switched 12V source)
Product Specifications:
- Product Details: For 2009+ GM 4L60
- Connector Quantity: 4
- Grade Type: Performance
- Harness Application: GM
- Harness Type: Transmission
- Make: GM
- Part Type: Automatic Transmission Wiring Harness
- Product Type: Transmission Harness
Installation Notes:
When used with Dominator ECU - Requires software version 5.0 build 100 or higher and ECU firmware 5.0 build 110 or higher. This product is not compatible with 4WD installations.